Precast concrete bridge unit



FIG. 1 is a perspective view of a precast concrete bridge unit showingmy new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a side view thereof, the opposite side view being the same;

FIG. 4 is an end view thereof, the opposite end view being the same;

FIG. 5 is a top view thereof; and

FIG. 6 is a bottom view thereof;

FIG. 7 is a perspective view of a second embodiment of a precastconcrete bridge unit;

FIG. 8 is another perspective view of the second embodiment;

FIG. 9 is a side view of the second embodiment, the opposite side viewbeing the same;

FIG. 10 is an end view of the second embodiment, the opposite end viewbeing the same;

FIG. 11 is a top view of the second embodiment; and,

FIG. 12 is a bottom view of the second embodiment.

The ornamental design for a precast concrete bridge unit, as shown anddescribed.